import demo3.Computer;

import java.util.*;
import java.sql.Date;

public class Test {

    public static void main(String[] args) {
        Computer computer = new Computer("Apple", "ios", "24G", "14*14");
        // System.out.println(computer.brand);
        computer.setCpu("huawei");
        computer.getCpu();
        computer.show();
    }
    public static void main1(String[] args) {
        double x = 2;
        double y = 3;
        double ret = Math.sqrt(Math.pow(x,4) + Math.pow(x,4));
    }
}
